Definition: A species of virus (unassigned to a genus) in the family FLAVIVIRIDAE. It is genetically heterogeneous, of human origin, and transmitted by blood or blood products. Despite its alternate name (Hepatitis G virus), its pathogenicity remains controversial.
infection: coord IM with FLAVIVIRIDAE INFECTIONS (IM) + HEPATITIS, VIRAL, HUMAN (IM) or HEPATITIS, VIRAL, ANIMAL (IM) if pertinent